The Fuse Cutout type OEI was developed to operate in overhead distribution systems rated at 11kV to 38 kV grounded systems with 100 or 200 A nominal currents&period;Especially designed to protect transformers&comma; capacitors&comma; cables or lines&period;It is robust construction&comma; made of rigorously tested material&comma; will interrupt all faults under themost severe conditions&comma; maintaining mechanical and electric characteristics&period;The inserts&comma; hardware and structural bolts and nuts are made from heavy galvanized steel&period;The Fuse Cutout type OEI can be applied on all three-phase system rated at or below the maximumoperational rating of the cutout&period;